TY - RPRT TI - Vacuum-assisted apical suction devices induce passive electrical changes consistent with myocardial ischemia during off-pump coronary artery bypass graft surgery. AU - Roger Dzwonczyk AU - Carlos L del Rio AU - Chittoor Sai-Sudhakar AU - John H Sirak AU - Robert E Michler AU - Benjamin Sun AU - Nicole Kelbick AU - Michael B Howie PY - 2006 DO - 10.1016/j.ejcts.2006.09.005 UR - https://pubmed.ncbi.nlm.nih.gov/17049869/ ID - 17049869 ER -